<head>
    <meta charset="UTF-8">
    <title>{$title | default="微校云"}</title>
    <meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no">
    <link rel="stylesheet" href="{$Think.config.LAYUI_CSS}layui.css">
    <script src="{$Think.config.JQ}"></script>
    <block name="style"></block>
</head>